大学物理双语试卷a

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1、广东工业大学考试试卷(A)课程名称:大学物理一（双语）考试时间:第21周星期三(7月12日)题号一二三四五六七八九十总分得分评分人1.MultipleChoices(选择题，每个题目3分，共30分。只有一个正确答案。)1）centripetal向心的2)rim轮子3)stretch拉长，拉紧学院：专业：学号：姓名：装订线广东工业大学试卷用纸，共页，第页4)transversewave横波，respectively分别的5)inphase同相；constructiveinterference相干相长6)incre

2、ase增加7)incident入射；destructiveinterference相干相消8)diffractiongrating衍射光栅广东工业大学试卷用纸，共页，第页9)relativisticeffect相对论效应10)electron电子1.CompleteBlanks.(填空题，每个题目3分，共30分。)1).Anelectrontravelswithavelocityof0.99calongadrifttubethatis10mlong.Thetransittimeasmeasuredbyanobs

3、erverwhoisstationarywithrespecttothedrifttubet’is_________,andbyanobserverwhomoveswiththeelectront0is___________.2）TheBrewsterangleforproducingaplanepolarizedbeamoflightbyreflectioninairfromacrownglasssurfaceis56.7。,therefractionangleis________.3）Thefiguresh

4、owsanoverheadview(俯视)ofaballwithmassmboundcingfromaverticalwallwithoutanychangeinitsspeedv.Considerthechangeintheball’slinearmomentum,__________,thedirectionofis_________.广东工业大学试卷用纸，共页，第页yx4)Thepositionofaparticularparticleasafunctionoftimeisgivenby.Theparti

5、cle’saccelerationasafunctionoftimeis__________________.5)w1w2Amanstandsonafreelyrotatingplatform.Withhisarmsextended,hisrotationfrequencyis0.25rev/s.Butwhenhedrawsin,hisfrequencyis0.80rev/s.Theratioofhismomentofinertiainthefirstcasetothatinthesecond()is_____

6、_______.6)TheequationofaloudspeakervibratesinSHMis,themaximumvelocityis___________,andthemaximumaccelerationis_______.7)If344brightfringesarecountedwhenthemovablemirrormoves0.125mm,thewavelengthofthelightenteringaMichelsoninterferometer(干涉仪)is________nm.3.So

7、lvingProblems.(计算题，每题10分，共40分)1).AnAtwood’smachine（阿基伍德机）consistsoftwomasses,m1andm2,whichareconnectedbyamasslessinelastic（非弹性的）cordthatpassesoverapulley.IfthepulleyhasradiusRandmomentofinertiaIaboutitaxle.a)Drawfree-bodydiagramsforeachofthetwoblocksandthepu

8、lley.b)Determinetheaccelerationofthemassesm1andm2,c)Comparetothesituationinwhichthemomentofinertiaofthepulleyisignored.广东工业大学试卷用纸，共页，第页广东工业大学试卷用纸，共页，第页2）Unpolarizedlightfallsontwopolarizersheets